Just a quick video where I talk about some of the differences that occur when you have water over the surface of the media in your bog filter or when you don't.

If you want to see how the ponds and bog filters that I showed in this video were built check out the videos below.

OZPONDS DIY PONDS
   • OZPONDS DIY PONDS  

If you want to check out the downloadable pdf that contains the formulas that I use when I'm building a pond you can find that here on my website- https://ozponds.com/pond-equipment/